Bump importlib-metadata from 8.2.0 to 8.4.0 (#181)

Bumps [importlib-metadata](https://github.com/python/importlib_metadata) from 8.2.0 to 8.4.0.
- [Release notes](https://github.com/python/importlib_metadata/releases)
- [Changelog](https://github.com/python/importlib_metadata/blob/main/NEWS.rst)
- [Commits](python/importlib_metadata@v8.2.0...v8.4.0)

---
updated-dependencies:
- dependency-name: importlib-metadata
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

sphinx/requirements.txt

@@ -7,7 +7,7 @@ charset-normalizer==3.3.2
 docutils==0.20.1
 idna==3.8
 imagesize==1.4.1
-importlib-metadata==8.2.0
+importlib-metadata==8.4.0
 Jinja2==3.1.4
 MarkupSafe==2.1.3
 nbsphinx